Bioaxis Chemicals Co., Ltd

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DL-METHIONINE

[Commodity name]: DL-METHIONINE
[Structural formula]: CH3SCH2CH2CH(NH2)COOH
 [Molecular Formula]: C5H11NO2S
[Molecular weight]: 149.21
[Appearance]: White flake crystal powders, have a special smell, bulk density 1.34g/cm3, melting at 281ºC, It¡¯s soluble in water, slightly soluble in alcohol, belongs of sulfur amino acid and non-toxic.
[Standard]: FCC IV, EP 4, AJI97 or according to buyer.

 

Items

EP 4

Food Grade

Appearance

White flake crystal powders

White flake crystal powders

Assay (on dry matter)

99%~101%

98.5%~101.5%

Specific rotation

-0.05¡ã~ +0.05¡ã

-

Loss on drying

0.5% Max

0.5% Max

Residue on ignition

0.1% Max

0.1% Max

Chlorides

200ppm Max

-

Sulphates

200ppm Max

-

Arsenic

-

1.5 ppm Max

Heavy metals

20ppm Max

20ppm Max

 

[Packing]: In kraft paper bags or in fiber drum of 25KG net each.
[Transport and Storage]: Handle with cares to avoid damaging the package, protects them from sunshine or rain. Don¡¯t transport it with poisonous or harmful goods. Stored in shaded, cool and dry places.

 


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